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Population of a town reduced by 10% in the first year and increased by 30% in the next year after 2 years it become 11700. What was the original population of the town? |
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Answer» Step-by-step EXPLANATION: Let the SIZE of population at the BEGINNING =x Then x× 100 105
× 100 95
=9975 ⇒x= 105×95 9975×100×100
⇒x= 9975 9975×100×100
⇒x=10000 |
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